Home / 30,892.57-46,338.85-8,703.06

Finding the Fourth Proportional to 30,892.57, 46,338.85 and 8,703.06

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Solution

The fourth proportional to 30,892.57, 46,338.85 and 8,703.06 is: 13,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892.57 : 46,338.85 = 8,703.06 : x
  2. Step 2: Convert to fraction form
    30,892.57/46,338.85 = 8,703.06/x
  3. Step 3: Cross multiply
    30,892.57x = 46,338.85 × 8,703.06
  4. Step 4: Simplify right side
    30,892.57x = 403,289,791.88
  5. Step 5: Solve for x
    x = 403,289,791.88/30,892.57
  6. Step 6: Final answer
    x = 13,054.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.